Finding the Fourth Proportional to 1,104,044.91, 1,655,085.89 and 429,970.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104,044.91 : 1,655,085.89 = 429,970.47 : x
2. Step 2: Convert to fraction form
   1,104,044.91/1,655,085.89 = 429,970.47/x
3. Step 3: Cross multiply
   1,104,044.91x = 1,655,085.89 × 429,970.47
4. Step 4: Simplify right side
   1,104,044.91x = 711,638,055,863.82
5. Step 5: Solve for x
   x = 711,638,055,863.82/1,104,044.91
6. Step 6: Final answer
   x = 644,573.47